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Finding the Third Proportional to 445,878 and 673,571

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Solution

The third proportional to 445,878 and 673,571 is: 1,017,538.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,878 : 673,571 = 673,571 : x
  2. Step 2: Convert to fraction form
    445,878/673,571 = 673,571/x
  3. Step 3: Cross multiply
    445,878x = 673,571 × 673,571
  4. Step 4: Simplify right side
    445,878x = 453,697,892,041
  5. Step 5: Solve for x
    x = 453,697,892,041/445,878
  6. Step 6: Final answer
    x = 1,017,538.19

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.